Home / 17,452.39-26,168.67-11,912.44

Finding the Fourth Proportional to 17,452.39, 26,168.67 and 11,912.44

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Solution

The fourth proportional to 17,452.39, 26,168.67 and 11,912.44 is: 17,861.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,452.39 : 26,168.67 = 11,912.44 : x
  2. Step 2: Convert to fraction form
    17,452.39/26,168.67 = 11,912.44/x
  3. Step 3: Cross multiply
    17,452.39x = 26,168.67 × 11,912.44
  4. Step 4: Simplify right side
    17,452.39x = 311,732,711.25
  5. Step 5: Solve for x
    x = 311,732,711.25/17,452.39
  6. Step 6: Final answer
    x = 17,861.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.